蔡伦改进了造纸的方法。 蔡倫改進了造紙的方法。 蔡倫改進了造紙的方法。
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- Simplified
- 蔡伦改进了造纸的方法。
- Traditional (Taiwan)
- 蔡倫改進了造紙的方法。
- Pinyin
- Bopomofo
Written with HSK 5 vocabulary, at CEFR level B2.
Words in this sentence
- 蔡伦Cai Lun (-121), the inventor of the papermaking process
- 改进improve
- 了marks a completed action
- 的of; ~'s
- 方法method
Where this sentence is used
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